Struct SchemaGenerator 

pub struct SchemaGenerator { /* private fields */ }

Schema generator

Implementations

impl SchemaGenerator

pub fn new() -> Self

pub fn register<T>( &mut self, name: &str, fields: Vec<(&str, SqlType, bool)>, ) -> Result<()>

where T: 'static,

Register a component type

pub fn get_schema(&self, type_id: &TypeId) -> Option<&TableSchema>

Get schema for a component

pub fn get_schema_by_name(&self, name: &str) -> Option<&TableSchema>

Get schema by component name

pub fn generate_ddl(&self) -> String

Generate CREATE TABLE SQL for all registered components

pub fn generate_table_ddl(&self, schema: &TableSchema) -> String

Generate CREATE TABLE SQL for a single table

pub fn generate_index_ddl(&self, table_name: &str, index: &IndexDef) -> String

Generate CREATE INDEX SQL

pub fn add_index( &mut self, type_id: &TypeId, index_name: &str, columns: Vec<String>, unique: bool, ) -> Result<()>

Add an index to a component schema

pub fn list_components(&self) -> Vec<String>

List all registered component names

Trait Implementations

impl Default for SchemaGenerator

fn default() -> Self

Returns the “default value” for a type.